#174957#174957

#174957 is a dark, muted cyan. Relative luminance 0.056; OKLCH L 37.9% C 0.057 H 219.9°. Best body text is #FFFFFF at 9.87:1 contrast (WCAG AA passes).

Color values

HEX	#174957
RGB	rgb(23, 73, 87)
HSL	hsl(193, 58%, 22%)
HSV	hsv(193, 74%, 34%)
CMYK	cmyk(73.6%, 16.1%, 0%, 65.9%)
CIE-LAB	lab(28.47, -11.41, -13.16)
CIE-LCH	lch(28.47, 17.42, 229.08°)
OKLab	oklab(37.88% -0.0438 -0.0367)
OKLCH	oklch(37.88% 0.057 219.9)
XYZ	xyz(4.4555, 5.6349, 9.8678)
Luminance	0.0563 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#174957 #572517

analogous

#175745 #174957 #172957

triadic

#174957 #571749 #495717

tetradic

#174957 #451757 #572517 #295717

square

#174957 #451757 #572517 #295717

split-complementary

#174957 #571729 #574517

monochromatic

#061418 #0A2027 #174957 #247287 #319AB8

Accessibility & contrast

On white

9.87

#174957 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.13

#174957 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #174957

9.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##174957	#FFFFFF	#000000	##FFFFFF
##174957	1.00	9.87	2.13	9.87
#FFFFFF	9.87	1.00	21.00	1.00
#000000	2.13	21.00	1.00	21.00
##FFFFFF	9.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#404758

Deuteranopia (green-blind)

#374057

Tritanopia (blue-blind)

#004E4D

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #174957;
/* rgb */ color: rgb(23, 73, 87);
/* oklch */ color: oklch(37.9% 0.057 219.9);

Tailwind

colors: {
  custom: {
    50: '#5e7b86',
    500: '#174957',
    950: '#000000',
  },
}

SCSS

$custom: #174957;
$custom-light: #5e7b86;
$custom-dark: #000000;

JSON

{
  "hex": "#174957",
  "rgb": {
    "r": 23,
    "g": 73,
    "b": 87
  },
  "hsl": {
    "h": 193.125,
    "s": 58.182,
    "l": 21.569
  },
  "oklch": {
    "l": 0.37878,
    "c": 0.05718,
    "h": 219.9
  },
  "luminance": 0.05635
}

Semantic roles & 50–950 ramp

primary

#174957

secondary

#8E4E3C

accent

#6846E1

background

#F5F7F8

surface

#E9EEEF

border

#C5C9CA

text

#05090B

muted

#797B7C

Preview Lab

Preview with #174957

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →